sed -i "s?<a class=\"edit_me\" rel=\"nofollow\" title=\"Edit this page on GitHub\" href=\"https://github.com/elastic/elasticsearch/edit/7.10/docs/reference/setup/install.asciidoc\">edit</a>?''?" guide/en/elasticsearch/reference/7.10/install-elasticsearch.html



sed -i "s?''??" guide/en/elasticsearch/reference/7.10/install-elasticsearch.html